Element of a shoe upper



FIG. 1 is a right side elevational view of an element of a shoe upper showing my new design;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is a front elevational view thereof.

The broken line showing the remainder of the shoe in the Figures. is environmental and forms no part of the claimed design. 

The ornamental design for an element of a shoe upper, as shown and described. 